Jairo Sinova
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View article: Chiral magnetic excitations and domain textures of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>g</mml:mi></mml:math>-wave altermagnets
Chiral magnetic excitations and domain textures of -wave altermagnets Open
Altermagnets (AMs) constitute a novel class of spin-compensated materials in which opposite-spin sublattices are connected by a crystal rotation, causing their electronic isoenergy surfaces to be spin split. While cubic and tetragonal crys…
View article: Switchable Exchange Bias Resulting From Correlated Domain Structures in Orthogonally Coupled Antiferromagnet/Ferromagnet van der Waals Heterostructures
Switchable Exchange Bias Resulting From Correlated Domain Structures in Orthogonally Coupled Antiferromagnet/Ferromagnet van der Waals Heterostructures Open
Van der Waals (vdW) magnetic heterostructures offer a versatile platform for engineering interfacial spin interactions with atomic precision, enabling nontrivial spin textures and dynamics behavior. In this work, robust asymmetric magnetiz…
View article: Highly efficient non-relativistic Edelstein effect in nodal p-wave magnets
Highly efficient non-relativistic Edelstein effect in nodal p-wave magnets Open
The origin and efficiency of charge-to-spin conversion, known as the Edelstein effect (EE), has been typically linked to spin-orbit coupling mechanisms, which require materials with heavy elements within a non-centrosymmetric environment. …
View article: Quantum-impurity sensing of altermagnetic order
Quantum-impurity sensing of altermagnetic order Open
Quantum sensing with individual spin defects has emerged as a versatile platform to probe microscopic properties of condensed matter systems. Here we demonstrate that quantum relaxometry with nitrogen-vacancy (NV) centers in diamond can re…
View article: Observation of the anomalous Nernst effect in altermagnetic candidate Mn5Si3
Observation of the anomalous Nernst effect in altermagnetic candidate Mn5Si3 Open
The anomalous Nernst effect generates a voltage transverse to an applied thermal gradient in some magnetically ordered systems. While the effect was considered excluded in compensated magnetic materials with collinear ordering, in the rece…
View article: Optical signatures of bulk g-wave altermagnetism in MnTe
Optical signatures of bulk g-wave altermagnetism in MnTe Open
In planar altermagnets, optical excitation by linearly polarized ultrashort pulses can induce spin polarizations in the electronic excited states in a controlled fashion, even though the material is magnetically compensated. Here, we theor…
View article: Even-in-magnetic field part of transverse resistivity as a probe of magnetic transitions
Even-in-magnetic field part of transverse resistivity as a probe of magnetic transitions Open
The component of the resistivity tensor ρij corresponding to voltage transverse to both an applied current and a magnetic field can be separated into odd and even parts with respect to the applied magnetic field. The former contains inform…
View article: Ultrafast electron-phonon scattering in an antiferromagnetic Dirac semimetal
Ultrafast electron-phonon scattering in an antiferromagnetic Dirac semimetal Open
Topological antiferromagnetic systems, which exhibit anisotropic band structures combined with complex relativistic spin structures in momentum space, have shown strong magnetoresistance effects driven by Dirac fermion characteristics. Whi…
View article: Curvature-Induced Magnetization of Altermagnetic Films
Curvature-Induced Magnetization of Altermagnetic Films Open
The altermagnetic nature of a large class of magnetically ordered materials is the source of a wide range of new effects. Here, we show that the merging of two areas, namely the altermagnetism and the physics of curvilinear low-dimensional…
View article: Atomic Altermagnetism
Atomic Altermagnetism Open
Altermagnetism has been recently experimentally verified by photoemission mapping of the spin order in momentum space in MnTe and CrSb, which feature two anisotropic sublattices with antiparallel magnetic dipole moments. In this work, we e…
View article: Transport theory and spin-transfer physics in d-wave altermagnets
Transport theory and spin-transfer physics in d-wave altermagnets Open
We develop a mesoscale transport theory for the charge and spin degrees of freedom of itinerant carriers in a $d$-wave altermagnet. Our effective Lagrangian description is built upon the slave-boson formulation of the microscopic $t-J$ mod…
View article: Observation of a non-reciprocal skyrmion Hall effect of hybrid chiral skyrmion tubes in synthetic antiferromagnetic multilayers
Observation of a non-reciprocal skyrmion Hall effect of hybrid chiral skyrmion tubes in synthetic antiferromagnetic multilayers Open
A hybrid chiral skyrmion tube is a well-known example of a 3D topological spin texture, exhibiting an intriguing chirality transition along the thickness direction. This transition progresses from left-handed to right-handed Néel-type chir…
View article: Highly Efficient Non-relativistic Edelstein effect in p-wave magnets
Highly Efficient Non-relativistic Edelstein effect in p-wave magnets Open
The origin and efficiency of charge-to-spin conversion, known as the Edelstein effect (EE), has been typically linked to spin-orbit coupling mechanisms, which require materials with heavy elements within a non-centrosymmetric environment. …
View article: Ultrafast electron dynamics in altermagnetic materials
Ultrafast electron dynamics in altermagnetic materials Open
Altermagnets constitute a new class of magnetic materials that combine properties previously thought to be exclusive to either antiferromagnets or ferromagnets, and have unique properties of their own. In particular, a combination of symme…
View article: Altermagnetic variants in thin films of Mn5Si3
Altermagnetic variants in thin films of Mn5Si3 Open
The altermagnet candidate Mn5Si3 has attracted wide attention in the context of non-relativistic spin physics, due to its composition of light elements. However, the presumed structure of the altermagnetic phase had yet to be demonstrated.…
View article: Altermagnets and beyond: Nodal magnetically-ordered phases
Altermagnets and beyond: Nodal magnetically-ordered phases Open
The recent discovery of altermagnets has opened new perspectives in the field of ordered phases in condensed matter. In strongly-correlated superfluids, the nodal p-wave and d-wave ordered phases of $^{3}$He and cuprates play a prominent r…
View article: Spin and orbital magnetism by light in rutile altermagnets
Spin and orbital magnetism by light in rutile altermagnets Open
While the understanding of altermagnetism is still at a very early stage, it is expected to play a role in various fields of condensed matter research, for example spintronics, caloritronics and superconductivity. In the field of optical m…
View article: Anomalous Nernst effect in the noncollinear antiferromagnet Mn5Si3
Anomalous Nernst effect in the noncollinear antiferromagnet Mn5Si3 Open
Investigating the off-diagonal components of the conductivity and thermoelectric tensor of materials hosting complex antiferromagnetic structures has become a viable method to reveal the effects of topology and chirality on the electronic …
View article: All optical excitation of spin polarization in d-wave altermagnets
All optical excitation of spin polarization in d-wave altermagnets Open
The recently discovered altermagnets exhibit collinear magnetic order with zero net magnetization but with unconventional spin-polarized d/g/i-wave band structures, expanding the known paradigms of ferromagnets and antiferromagnets. In add…
View article: The role of magnetic dipolar interactions in skyrmion lattices
The role of magnetic dipolar interactions in skyrmion lattices Open
Magnetic skyrmions are promising candidates for information and storage technologies. In the last years, magnetic multilayer systems have been tuned to enable room-temperature skyrmions, stable even in the absence of external magnetic fiel…
View article: Curvature induced magnetization of altermagnetic films
Curvature induced magnetization of altermagnetic films Open
We consider a thin film of $d$-wave altermagnet bent in a stretching-free manner and demonstrate that gradients of the film curvature induce a local magnetization which is approximately tangential to the film. The magnetization amplitude d…
View article: Anomalous Nernst effect in the noncollinear antiferromagnet Mn$_5$Si$_3$
Anomalous Nernst effect in the noncollinear antiferromagnet Mn$_5$Si$_3$ Open
Investigating the off-diagonal components of the conductivity and thermoelectric tensor of materials hosting complex antiferromagnetic structures has become a viable method to reveal the effects of topology and chirality on the electronic …
View article: Spin and Orbital Magnetism by Light in Rutile Altermagnets
Spin and Orbital Magnetism by Light in Rutile Altermagnets Open
While the understanding of altermagnetism is still at a very early stage, it is expected to play a role in various fields of condensed matter research, for example spintronics, caloritronics and superconductivity. In the field of optical m…